login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A286728 Positions of 1 in A286063; complement of A286727. 3
3, 4, 7, 12, 13, 18, 21, 22, 25, 30, 33, 34, 39, 40, 43, 48, 49, 54, 57, 58, 63, 64, 67, 72, 75, 76, 79, 84, 85, 90, 93, 94, 97, 102, 105, 106, 111, 112, 115, 120, 123, 124, 127, 132, 133, 138, 141, 142, 147, 148, 151, 156, 157, 162, 165, 166, 169, 174, 177 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The number d(n) = n - a(n) is in {0, 2} for n >= 1.
Specifically, d(n) = 0 if n is in A025147; d(n) = 2 if n is in A181155.
LINKS
MATHEMATICA
s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];
w[n_] := StringReplace[w[n - 1], {"00" -> "001", "1" -> "100"}]
Table[w[n], {n, 0, 8}]
st = ToCharacterCode[w[11]] - 48 (* A286063 *)
Flatten[Position[st, 0]] (* A286727 *)
Flatten[Position[st, 1]] (* A286728 *)
CROSSREFS
Sequence in context: A132111 A164831 A085188 * A300332 A244819 A305185
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 05 2017
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)